Global supply chains are shifting at unprecedented speed. As multinational companies reposition capital, manufacturing bases, and teams across Southeast Asia, Thailand has become a prime strategic hub. In 2025, foreign direct investment (FDI) surged 66% in value year-on-year, reaching a historic 1.36 trillion baht. This surge is not accidental. It reflects Thailand’s deliberate policy framework designed to attract high-value industries, led by the Board of Investment (BOI).
What is Thailand BOI? Benefits, Eligibility, and How It Works
The Board of Investment (BOI) is a Thai government agency under the Office of the Prime Minister. Its primary role is to attract and promote foreign and domestic investment in Thailand. Companies that receive BOI approval gain significant privileges, including corporate income tax exemptions for 3-13 years, import duty waivers on machinery and raw materials, streamlined work permits for foreign experts, and the right to own land. In exchange, BOI-promoted companies commit to bringing capital, technology, and employment into Thailand. For foreign investors, BOI approval is effectively Thailand’s official stamp of welcome, and the starting point for accessing the country’s full investment benefits package.
Thailand BOI Applications Hit Record High: 2025 Investment Trends
Foreign projects now account for 72% of all BOI applications in 2025, with 2,421 projects submitted, a 21% increase in project numbers from 2024. The BOI approved 2,259 foreign projects worth 1.14 trillion baht, up 57% from the previous year. Critically, 65% were new projects rather than expansions, meaning fresh capital is entering Thailand, not just existing companies growing.
This trajectory, 1,353 projects in 2023, 2,000 in 2024, 2,421 in 2025, shows compounding momentum, not a one-year spike. Investors who acted early are already operational. Those evaluating now are entering into Thai market.
BOI-Promoted Industries in Thailand: Top Sectors for Foreign Investment
Three sectors dominate foreign investment by value. Digital industries lead with 625.8 billion baht (46% of total FDI), driven mainly by data center projects from Singapore and Hong Kong-based technology groups. Electronics and electrical appliances attracted 271.3 billion baht (20%), while metals and materials drew 145.5 billion baht (11%).
By project count, machinery and automotive leads with 487 projects, followed by electronics (447 projects) and metals (424 projects). The automotive sector is transforming rapidly , Thailand is positioning as Southeast Asia’s electric vehicle production hub, with battery and EV component manufacturers committing large-scale facilities.
For investors in these sectors, Thailand offers something competitors cannot easily match: an existing supplier base, skilled technical workforce, and BOI incentives specifically designed for target industries.
Who’s Applying for Thailand BOI? Top Source Countries in 2025
Singapore topped investment value with 547.3 billion baht, representing 40% of total FDI , largely through regional holding structures and large-scale data center commitments. Hong Kong ranked second at 245.3 billion baht, while China led in project numbers with 982 applications, ranked third in value at 172.1 billion baht. Japan contributed 119.1 billion baht across 311 projects, and the UK invested 100.3 billion baht.
This investor mix is telling. Financial hubs choose Thailand for regional headquarters. Manufacturing powers choose Thailand for export platforms. Western firms choose Thailand as a stable, IP-protected alternative to China. Compared to Vietnam, Malaysia, and Indonesia, Thailand offers a more comprehensive incentive framework, stronger infrastructure, and a longer track record of supporting foreign manufacturers at scale.
Thailand BOI Incentives: Tax Exemptions, Duty Waivers, and Work Permits Explained
BOI incentives cut directly to profits. Companies receive corporate income tax exemptions for 3-13 years depending on location and industry. Import duties on machinery disappear. Raw materials enter duty-free. These benefits fundamentally change investment return calculations and often determine whether a project is viable in the first place.
Work permits offer practical advantages that matter daily. BOI companies bring foreign experts without standard bureaucratic delays. Quotas link to investment size, not arbitrary limits. Technical teams deploy quickly when production starts or problems need solving.
Beyond incentives, Thailand delivers on fundamentals. The Eastern Economic Corridor (EEC) attracted 1,453 projects worth 875.5 billion baht in 2025. Industrial estates provide ready infrastructure. Deep-sea ports at Laem Chabang handle container traffic efficiently. Free Trade Agreements open export markets across Asia with preferential tariffs. Location puts Thailand at ASEAN’s center, connecting 680 million consumers within reach of every major shipping lane.
BOI Export Incentives: How Thailand’s EEC Supports Global Manufacturing
Foreign investors are not just setting up in Thailand , they are building export capacity. Projects approved in 2025 will generate 1.77 trillion baht in annual exports, primarily from electronics (929.4 billion baht) and machinery (242.9 billion baht). About 40% of approved foreign projects commit to exporting at least 80% of production.
The Eastern Economic Corridor drives this strategy. Located across Rayong, Chonburi, and Chachoengsao provinces, the EEC accounts for 62% of approved FDI value. Its deep-sea ports, industrial estates, and modern utilities support large-scale manufacturing built specifically for global markets. For companies using Thailand as an export base, the EEC is the practical answer to where and how.
Is Thailand BOI Right for Your Business? Key Takeaways for 2025
The 2023-2025 investment trajectory proves Thailand has built a complete ecosystem for export manufacturing. BOI incentives deliver financial returns. Infrastructure supports efficient operations. Location enables regional market access. And a growing base of established foreign manufacturers creates supply chain depth that new entrants can immediately tap.
For companies still evaluating Southeast Asia, BOI applications currently take 4-6 months as the board handles record volumes. Companies targeting 2026 operations need to move early this year.
BOI Application Support and Compliance Services: How Kreston Thailand Helps
Kreston Thailand specializes in helping foreign investors enter and operate in Thailand efficiently. We work across the full investment lifecycle , from evaluating the right business structure before you commit, through to ongoing compliance once you are operational.
With BOI applications taking 4-6 months in the current environment, preparation quality matters. Incomplete or poorly structured applications face delays and rejections. Our team has guided clients across electronics, manufacturing, digital, and professional services sectors through BOI applications, FBL and FBC filings, and full company establishment, with a track record of successful approvals across multiple industries.
Our services cover the complete entry and compliance journey, including company establishment, Foreign Business License (FBL) and Foreign Business Certificate (FBC) applications, BOI application and ongoing compliance, accounting and bookkeeping, tax compliance and planning, work permit and visa facilitation, and corporate secretarial services. We identify which incentives apply to your specific industry and location, so you capture maximum benefits with the right direction.
Start Your Thailand BOI Application — Free 30-Minute Consultation
If you are evaluating Thailand for manufacturing, distribution, or regional headquarters, start the conversation with us for 30-minute free consultation. The earlier you engage, the better positioned you are to meet your operational timeline. Contact Kreston Thailand for a confidential consultation on market entry strategy, BOI eligibility, and the right structure for your business.
SOURCE: Thailand Board of Investment